buffer: align size to stride

calculate the size to the stride we get from gb_bo_map to better align
it.
This commit is contained in:
Tom Englund 2024-08-17 18:04:10 +02:00
parent e947af7894
commit 49448c5fa7
1 changed files with 4 additions and 4 deletions

View File

@ -224,13 +224,13 @@ SDMABUFAttrs Aquamarine::CGBMBuffer::dmabuf() {
}
std::tuple<uint8_t*, uint32_t, size_t> Aquamarine::CGBMBuffer::beginDataPtr(uint32_t flags) {
uint32_t dst_stride = 0;
uint32_t stride = 0;
if (boBuffer)
allocator->backend->log(AQ_LOG_ERROR, "beginDataPtr is called a second time without calling endDataPtr first. Returning old mapping");
else
boBuffer = gbm_bo_map(bo, 0, 0, attrs.size.x, attrs.size.y, flags, &dst_stride, &gboMapping);
// FIXME: assumes a 32-bit pixel format
return {(uint8_t*)boBuffer, attrs.format, attrs.size.x * attrs.size.y * 4};
boBuffer = gbm_bo_map(bo, 0, 0, attrs.size.x, attrs.size.y, flags, &stride, &gboMapping);
return {(uint8_t*)boBuffer, attrs.format, stride * attrs.size.y};
}
void Aquamarine::CGBMBuffer::endDataPtr() {